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path: root/drivers/net/wireless
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-rw-r--r--drivers/net/wireless/rt2x00/rt2500usb.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index c6f6eb6e17a..cd5af656932 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -633,6 +633,16 @@ static void rt2500usb_reset_tuner(struct rt2x00_dev *rt2x00dev)
rt2x00dev->link.vgc_level = value;
}
+/*
+ * NOTE: This function is directly ported from legacy driver, but
+ * despite it being declared it was never called. Although link tuning
+ * sounds like a good idea, and usually works well for the other drivers,
+ * it does _not_ work with rt2500usb. Enabling this function will result
+ * in TX capabilities only until association kicks in. Immediately
+ * after the successful association all TX frames will be kept in the
+ * hardware queue and never transmitted.
+ */
+#if 0
static void rt2500usb_link_tuner(struct rt2x00_dev *rt2x00dev)
{
int rssi = rt2x00_get_link_rssi(&rt2x00dev->link);
@@ -752,6 +762,9 @@ dynamic_cca_tune:
rt2x00dev->link.vgc_level = r17;
}
}
+#else
+#define rt2500usb_link_tuner NULL
+#endif
/*
* Initialization functions.
@@ -1737,6 +1750,7 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev)
__set_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags);
__set_bit(DRIVER_REQUIRE_BEACON_GUARD, &rt2x00dev->flags);
__set_bit(DRIVER_REQUIRE_SCHEDULED, &rt2x00dev->flags);
+ __set_bit(CONFIG_DISABLE_LINK_TUNING, &rt2x00dev->flags);
/*
* Set the rssi offset.